these 2 derivations will be built:
  /nix/store/r66nqrg4032aaria7pr2aqqid0l1cw2b-flake-inputs.drv
  /nix/store/v4nvgj0443xz3s1s4ys6rnsh0p0zv0s2-check-flake-inputs.drv
building '/nix/store/r66nqrg4032aaria7pr2aqqid0l1cw2b-flake-inputs.drv'
building '/nix/store/v4nvgj0443xz3s1s4ys6rnsh0p0zv0s2-check-flake-inputs.drv'
warning: SQLite database '/nix/var/nix/db/db.sqlite' is busy

upload niks3: ok